Sydney Airport Shark Island Swim

Cronulla SLSC

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At a glance

Sun, 22 Feb 2026

South Cronulla Beach, Cronulla NSW

Ocean Swim

1km & 2.3km

Around A Feature
Around The Buoys

Why this event?

Don’t let the name put you off, this swim is a cracker

Don’t let the name scare you; the Sydney Airport Shark Island Swim is more legend than menace. Held at one of Sydney’s most iconic beach spots, this 2.3km loop takes you around the offshore reef known as Shark Island (spoiler: it’s not really an island, and the sharks aren’t invited). What you do get is a thrilling mix of open water exposure, clean surf, and sweeping views of the southern Sydney coastline.

This is the kind of swim that ticks all the boxes: a bit wild, a bit wavy, and a whole lot of fun. It’s the perfect challenge for swimmers looking to step it up, without heading too far from shore. The shorter 1km option is ideal for newer ocean swimmers or those just keen to dip their toes into the community vibe.

Expect classic surf club energy, friendly volunteers, and that post-swim buzz that only a swim around a reef can bring. Whether you’re chasing a PB or just soaking in the sea spray, Cronulla’s Sydney Airport Shark Island Swim is a rite of passage for Sydney ocean swimmers and a must-do on the summer swim calendar.

On the day

What's on offer

1km Ocean Swim

PULSE PROPERTY CRONULLA BEACH SWIM

10 years

New to ocean swimming or just looking to ease into the salty fun? This 1km swim is the perfect taster, calm, scenic, and packed with beach buzz. You won’t be looping around Shark Island like the 2.3km crew, but you’ll still get a front-row glimpse of it. Look south as you head out to your first buoy, and you might spot waves lapping over the rocky reef that gives the island its bite. The course itself is a tidy triangle starting right in front of South Cronulla Surf Club. You’ll punch through the breakers, round two buoys off the beach, then swing left and swim clockwise back to shore. The finish? Right into a wall of cheers from the crowd lining the sand. It’s a crowd-pleaser and confidence-builder in one, and a great way to be part of the Shark Island energy without going the full distance.

2.3km Ocean Swim

Sydney Airport Shark Island Swim

13 years

Don’t let the name scare you, there are no actual sharks involved! The Shark Island Swim is one of Sydney’s most iconic ocean swims, offering a true open-water adventure with the safety of being close to shore. The 2.3km course kicks off from South Cronulla Beach, sending swimmers out through the breakers and into deeper water. From there, it’s a clockwise loop around the legendary Shark Island, a rocky reef that rises just offshore and gives the swim its bite. You’ll trace the curve of the coast, feel the ocean’s rhythm beneath you, and then ride the energy all the way back to the beach and the cheering crowd. It’s one of the few swims in the country that loops around an offshore feature, and a must-do for confident swimmers chasing a challenge with plenty of ocean cred.

Plot your course

*The courses on this map are approximate; the final courses on the day may differ

What’s on when

7:00 am – Registration opens
8:30 am – 1km swim start
– 1st wave: 10-39 year olds
– 2nd wave: 40 years old and over

10:30 am – 2.3km Shark Island Swim start
– 1st wave: Elite
– 2nd wave: 13-29 years
– 3rd wave: 30-39 years
– 4th wave: 40-49 years
– 5th wave: 50-59 years
– 6th wave: 60 years and over

Prepare for this event

Have A Go: 1km Training Program
Whether you’re coming back after a long break or you’re completely new to swimming, we’ll help you prepare for your 1km swim. Learn more

Up The Ante: 2km Training Program
Step up in distance with this training program designed to build you up & guide you all the way to the finish. Learn more

Learn online with the OceanFit Academy or join a hands-on ocean clinic to improve your surf and open water skills.

Highlight reel